用vb打开excel表格

Private Sub Command1_Click()
    Dim sxlApp As Excel.Application 
    Dim sxlBook As Excel.Workbook
    Dim sxlSheet As Excel.Worksheet '打开EXCEL文件
    Dim dxlApp As Excel.Application
    Dim dxlBook As Excel.Workbook
    Dim dxlSheet As Excel.Worksheet '打开另一个EXCEL文件
    Set sxlApp = CreateObject("Excel.Application")
    Set sxlBook = sxlApp.Workbooks.Open("d:source.xls") '打开source.xls
    sxlApp.Visible = True
    Set dxlApp = CreateObject("Excel.Application")
    Set dxlBook = sxlApp.Workbooks.Open("d:dest.xls") '打开dest.xls
    dxlApp.Visible = True
    Set sxlSheet = sxlBook.Worksheets(1)
    sxlSheet.Activate
    Set dxlSheet = dxlBook.Worksheets(1)
    dxlSheet.Activate
    Dim i%, j%, k%
    Dim d As String, s As String
    For i = 148 To 220 '在dest中遍历
        d = dxlSheet.Cells(i, 2)
        For j = 2 To 480
            s = sxlSheet.Cells(j, 4)
            If s = d Then
                For k = 5 To 35
                    dxlSheet.Cells(i, k) = dxlSheet.Cells(i, k) + sxlSheet.Cells(j, k + 8)
                Next k
                'Exit For
            End If
        Next j
    Next i
    MsgBox "write OK!"
End Sub